2144457592 has 32 divisors (see below), whose sum is σ = 4119504480. Its totient is φ = 1046148480.

The previous prime is 2144457589. The next prime is 2144457593. The reversal of 2144457592 is 2957544412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144457593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62773 + ... + 90715.

It is an arithmetic number, because the mean of its divisors is an integer number (128734515).

Almost surely, 2^2144457592 is an apocalyptic number.

It is an amenable number.

2144457592 is a deficient number, since it is larger than the sum of its proper divisors (1975046888).

2144457592 is a wasteful number, since it uses less digits than its factorization.

2144457592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28183 (or 28179 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 2144457592 is about 46308.2885885454. The cubic root of 2144457592 is about 1289.5528751069.

The spelling of 2144457592 in words is "two billion, one hundred forty-four million, four hundred fifty-seven thousand, five hundred ninety-two".